
Question 6 of 15 Submit A reaction has a rate law of Rate = (1.25 M-?s=')[A] [B]? What concentration of [B] would give the reaction a rate of 0.0891 if the concentration of [A] is 0.250 M?
1. If the initial rate is 0.0810 M/s for a reaction with a rate law of rate = k[A], what is the value of the rate constant when the initial concentration of [A] is 0.0579 M? 2. If the initial rate is 0.0892 M/s for a reaction with a rate law of rate = k[A]0[B], what is the value of the rate constant when the initial concentration of [A] is 0.0746 M and [B] is 0.0808 M?
Question 13 (5 points) A reaction has the following experimentally determined rate law: rate = k[A]”[/B] If the rate is 0.0100 M/s when [A] = 0.100 M, [B] = 0.100 M, what would be the rate if the concentration of A was increased to 0.300 M while the concentration of B was not changed? 0.1800 M/s 0.0200 M/S 0.0600 M/S 0.0300 M/s 0.0900 M/s
The reaction A + B → C is found to have the rate law: rate = k[A][B]. When the concentrations of A and B are both 0.100 M, the reaction rate is 0.250 M/s. What is the numerical value of k for this reaction (with appropriate units where time is in seconds and concentration is in M, as needed). 0.0025 0.0400 400. 2.5 25.0
A reaction has the following experimentally determined rate law: rate = k[A]?[B] If the rate is 0.0100 M/s when [A] = 0.100 M, [B] = 0.100 M, what would be the rate if the concentration of A was increased to 0.300 M while the concentration of B was not changed? 0.0600 M/s 0.0200 M/s 0.0300 M/s 0.1800 M/s 0.0900 M/s
A reaction has the following experimentally determined rate law: rate = k[A]”[B] If the rate is 0.0100 M/s when [A] = 0.100 M, [B] = 0.100 M, what would be the rate if the concentration of A was increased to 0.300 M while the concentration of B was not changed? 0.0200 M/s 0.0600 M/s 0.1800 M/s 0 0.0900 M/s 0.0300 M/s
The rate of a certain reaction is given by the following rate law: rate = k[H2][I2] Use this information to answer the questions below. 1. What is the reaction order in H2 ? _____________ 2. What is the reaction order in I2? _________ 3. What is overall reaction order? ___________ 4. At a certain concentration of H2 and I2, the initial rate of reaction is 0.250 M/s . What would the initial rate of the reaction be if the concentration...
The reaction 2A + 2B → products has been found to have the rate law, rate = k [A]2[B]. If the rate of reaction is 0.450 M/s, at 19.9 °C, what would the rate be if the concentration of A is held constant and the concentration of B is increased by a factor of 3? Report your answer to THREE significant figures.
What is the value of k for a reaction that has the rate law rate = k (X)2(Y)0 When the following data was collected Concentration of X = 0.136 M Concentration of Y = 0.137 M Initial rate = 0.87 M/s
Given the reaction rate = 0.00886 M-1S-1 [H2]0[O2]2 . (1) If there is initially 1.25 M of O2, solve for the concentration (M) of O2 that is present after 125 seconds. (2) Beginning with 1.25 M of O2, ___ s would it take for O2 to become 20% of its initial value? (3) What is the half-life of O2 in this reaction beginning with 1.25 M?